US5255532A - Air conditioner - Google Patents

Air conditioner Download PDF

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Publication number
US5255532A
US5255532A US07/951,754 US95175492A US5255532A US 5255532 A US5255532 A US 5255532A US 95175492 A US95175492 A US 95175492A US 5255532 A US5255532 A US 5255532A
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US
United States
Prior art keywords
heat exchanger
air conditioner
conditioner according
evaporator
section
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
US07/951,754
Other languages
English (en)
Inventor
Yong B. Chae
Jong E. Park
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Samsung Electronics Co Ltd
Original Assignee
Samsung Electronics Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority claimed from KR1019910016831A external-priority patent/KR940004107B1/ko
Application filed by Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Assigned to SAMSUNG ELECTRONICS CO., LTD. reassignment SAMSUNG ELECTRONICS CO., LTD. ASSIGNMENT OF ASSIGNORS INTEREST. Assignors: CHAE, YONG BYOUNG, PARK, JONG EUN
Application granted granted Critical
Publication of US5255532A publication Critical patent/US5255532A/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20—Casings or covers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/02—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing
    • F24F1/022—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing comprising a compressor cycle
    • F24F1/027—Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing comprising a compressor cycle mounted in wall openings, e.g. in windows

Definitions

  • the present invention is related to an air conditioner, and more particularly to an air conditioner which selectively cools and heats without reversing the flow of refrigerant.
  • FIG. 1 illustrates a conventional air conditioner with an evaporator 10, a condenser 30 facing one face of the evaporator, an integral stationary casing 1 disposed longitudinally between the evaporator and the condenser, and cross fans 40, 41 for guiding air toward the evaporator 10 and the condenser 30 respectively.
  • the respective upper and lower frames 2, 3 are located at the respective upper and lower ends of the casing 1.
  • the respective upper and lower frames 2, 3 are located at the respective upper and lower ends of the casing 1, the respective upper and lower frames 2, 3 are located.
  • fan motors not shown
  • a compressor 5 for compressing and discharging a refrigerant.
  • On the upper frame 2 are engaged supporting members 42, 43 which support the upper shafts of the cross fans, respectively. Cooling air is discharged through a grill 6.
  • a filter 7 removes dust from an air flow.
  • the air conditioner comprises a first casing located in the place where the indoor air enters though the front portion and discharges through the same portion, and a second casing located therebelow in the place where the outdoor air enters though the rear portion and discharges through the same portion.
  • the heat exchangers intersect as viewed in plan, and the cross fans are coaxially disposed. Between the upper cross fan and the lower cross fan is placed a transmission for rotating reversibly the cross fans. A fan motor is placed at one end of the fans and opposite the transmission. This arrangement reduces the size of the air conditioner.
  • the air conditioner requires an additional changeover device for reversing the flow of the refrigerant in order to selectively heat or cool the air flowing through it. Furthermore, the condensate generated by the evaporator drops down onto an intermediate platform without any further use to the air conditioner which decreases the efficiency of the air conditioner.
  • the present invention seeks to provide an air conditioner which easily and effectively solves the above mentioned problems.
  • the object of the present invention is to provide an air conditioner in which both the cooling and heating functions are achieved in one system without reversing the flow of the refrigerant in the system.
  • Another object of the present invention is to provide an air conditioner in which the condensate formed in the evaporator drops down to the condenser so as to increase heat loss therefrom.
  • an air conditioner system comprises an evaporator and a condenser
  • an air conditioner comprises screen members arranged so as to travel back and forth between the front face of the evaporator and that of the condenser and the rear face of the evaporator and that of the condenser.
  • the upper screen for the evaporator and the lower screen for the condenser travel in a reverse manner by a traveling member which is connected to both ends of the screens.
  • intermediate platform members over which is disposed the evaporator and under which is disposed the condenser.
  • the intermediate platform members comprises an upper platform having a condensate drain passage and a lower platform having a plurality of openings formed along an upper portion of the condenser.
  • the upper screen member When in a cooling condition, the upper screen member in placed adjacent to the rear face of the evaporator, and the lower screen member is placed adjacent to the front face of the condenser. Then in a heating condition, the positions of the evaporator and condenser are switched, and the screen members are positioned on opposite sides of the air conditioner. That is, the upper screen member is placed adjacent to the front face of the evaporator, and the lower screen member is placed adjacent to the rear face of the condenser.
  • a condensate generated from the evaporator drops down to the intermediate platform and the water gathered toward the drain passage falls onto the upper portion of the condenser through the openings.
  • FIG. 1 is an exploded perspective view of an air conditioner according to the prior art
  • FIG. 2 is an exploded perspective view of an air conditioner according to the present invention
  • FIG. 3 is a perspective view of a frame used in the air conditioner depicted in FIG. 2;
  • FIG. 4 is a perspective view of a swinging heat exchanger according to the present invention.
  • FIG. 5 is a perspective view of a screen member connected to a traveling member according to the present invention.
  • FIG. 6 is an exploded perspective view of an intermediate platform member according to the present invention.
  • FIG. 7A is a horizontal sectional view of the evaporator compartment in a cooling condition according to the present invention.
  • FIG. 7B is a horizontal sectional view of the condenser compartment in a cooling condition according to the present invention.
  • FIG. 8A is a horizontal sectional view of the evaporator compartment in a heating condition according to the present invention.
  • FIG. 8B is a horizontal sectional view of the condenser compartment in a heating condition according to the present invention.
  • FIG. 9A is a vertical sectional view of an air conditioner in a cooling condition according to the present invention.
  • FIG. 9B is a vertical sectional view of an air conditioner in a heating condition according to the present invention.
  • FIGS. 2 and 6 illustrate the air conditioner in accordance with the preferred embodiment of the present invention.
  • the air conditioner includes an evaporator 10 and a condenser 30 which are pivotally mounted on a control means 90, with the evaporator 10 arranged over the condenser 30. Between the evaporator 10 and the condenser 30 is disposed an intermediate platform member 50 which comprises a lower intermediate platform 52 and a upper intermediate platform 51. An upper platform 70 is disposed over the evaporator 10, and a lower platform 80 is disposed beneath the condenser 30.
  • a wall arrangement is provided which comprises an upper wall 100 for the evaporator 10 and a lower wall 200 for the condenser 30. The wall 100 is arranged so as to travel back and forth between the front and rear faces of the evaporator 10 (see FIGS.
  • the wall 200 is arranged to travel back and forth between the front and rear faces of the condenser 30 (see FIGS. 7B, 8B).
  • the control member 90 Between the upper and intermediate platform 51 and the lower intermediate platform 52 is disposed the control member 90 for pivotably mounting the evaporator 10 and the condenser 30 and for guiding the movement of the walls 100, 200.
  • the control member 90 carries a fan motor 44 for rotating cross-fans 40, 41 which forcibly move outdoor and indoor air.
  • rails 53 are formed for guiding the travel of the walls 100, 200, respectively.
  • the configuration of the rail 53 comprises a straight line segment SL adjacent a front edge of the upper and lower intermediate platforms 1, 52 and a curved line segment CL extending from the end of the straight line as illustrated in FIG. 3.
  • the curved line runs toward a rear edge of the upper and lower intermediate platforms 51, 52 and turns toward a starting point of the straight line as illustrated in FIG. 3.
  • grooves 54 are formed for guiding the travel of roller bearings 11 which are engaged in the upper and lower end edges 10A, 10B of the evaporator and at similar position in the condenser 30, not shown.
  • a rail 53 and a groove 54 are formed, respectively, having the same configuration as described above.
  • an upper drain duct 55 between the rail 53 and the groove 54 for gathering the condensate from the evaporator 10.
  • the upper drain duct 55 has an upper drain passage 56 which is disposed at a lower level of the drain duct 55.
  • a lower drain duct 57 for collecting the condensate therefrom.
  • a plurality of openings 58 is formed for directing the condensate down to the condenser 30.
  • the control member 90 includes a pivot drive member for pivoting both the evaporator 10 and the condenser 30 within a predetermined range, and a traveling member for pivoting the walls 100, 200 back and forth.
  • the pivot drive member comprises a motor 91 which swings both the evaporator 10 and the condenser 30 within the range of the groove 54.
  • the pivot drive member also comprises an upper pivot shaft 92 vertically secured to the evaporator 10.
  • the pivot drive member also consists of a lower pivot shaft 93 vertically secured to the condenser 30.
  • One end of the lower pivot shaft 93 is mounted to the lower platform 80 and the other end thereof carries a driven gear 93A which is mechanically coupled to the driving gear 92A of the upper pivot shaft 92.
  • the evaporator 10 and the condenser 30 are positioned in a manner so as to pivot in opposite directions relative to each other.
  • the traveling member comprises a motor 95 which moves walls 100, 200 between the surfaces of the evaporator 10 and those of the condenser 30 back and forth.
  • the motor 95 is disposed near the motor 91 of the pivot drive member.
  • the traveling member also consists of an upper traveling shaft 96 connected to the upper wall 100. One end of the upper traveling shaft 96 is pivotally mounted to the upper platform 70 and the other end thereof is mechanically coupled to the motor 95 and extends further downwardly through the motor 95 and carries a driving gear 96A.
  • the traveling member also consists of a lower traveling shaft 97 connected to the lower wall 200. One end of the lower traveling shaft 97 is pivotally mounted to the lower platform 80 and the other end thereof extends upwardly and carries a driven gear 97A so as to be mechanically coupled to the driving gear 96A.
  • the upper traveling shaft 96 and the lower traveling shaft 97 rotate in opposite directions.
  • the lower wall When the upper wall is disposed adjacent to the front surface of the evaporator 10, the lower wall is 15 disposed adjacent to the rear surface of the condenser 30 (see FIGS. 8A and 8B). When the upper wall is disposed adjacent to the rear surface of the evaporator 10, the lower wall is disposed adjacent to the front surface of the condenser 30 (see FIGS. 7A and 7B).
  • the upper and lower walls 100, 200 each consist of a wall element 101 which has a characteristic of heat insulation.
  • a pair of vertical rods 102L, 102R are fixed respectively to both vertical ends of the wall element 101.
  • a pair of horizontal flexible rods 103 are encompassed respectively through each upper and lower horizontal ends of the wall element 101 to permit the wall element 101 to travel along the rail 53.
  • the horizontal rod 103 is elastic for helping the wall 100 to travel to the front or back position.
  • a plurality of supporting rods 104 are disposed in the wall element 101 for reinforcing the wall element 101.
  • Each of the vertical rods 102 has rings 105 at the upper and the lower portion thereof, respectively.
  • One end of a string 106 is tied to the ring 105 at the upper portion of the vertical rod 102L, and the other end of the string 106 is tied to a ring 105 at a corresponding portion of the vertical rod 102R as illustrated in FIG. 5.
  • another string is tied as described above.
  • the strings are wound adjacent to the rear surface of the evaporator 10 up on the upper traveling shaft 96 so that when the left side vertical rod 102L of the wall 100 approaches the traveling shaft 96, the right side vertical rod 102R is retracted away from the traveling shaft 96, and vice versa.
  • a string 106 is wound upon the lower traveling shaft 97 in the reverse manner with respect to the traveling direction of the upper vertical rod 102.
  • the lower wall 200 is placed adjacent to the front surface of the condenser 30 (see FIG. 7B).
  • the upper wall 100 is placed adjacent to the front surface of the evaporator 10 (see FIG. 8A)
  • the lower wall 200 is placed adjacent to the rear surface of the condenser 30 (see FIG. 8B).
  • FIGS. 7A, 7B and 9A the cooling operation is illustrated.
  • the evaporator 10 is disposed adjacent to the indoor area as shown in FIG. 7A.
  • the upper wall 100 is disposed adjacent to the outdoors.
  • the indoor air is taken into the air conditioner through the front grill by the rotation of the cross fan 40.
  • the intake air exchanges heat with the evaporator 10.
  • the flow of the air is guided by the wall 100 and is discharged back to the indoor through the cross fan 40.
  • the condenser 30 is disposed adjacent to the outdoors.
  • the lower wall 200 is disposed adjacent to the indoors.
  • the outdoor air is taken into the air conditioner through the back grill by the rotation of the cross fan 41 and exchanges heat with the condenser 30.
  • the flow of the air is guided by the wall 200 and is discharged back to the outdoors through the cross fan 41. Therefore, the air in the indoors becomes cool.
  • the condensate generated from the surface of the evaporator 10 drops down to the condenser 30 through the openings 58 formed in the lower intermediate platform 52.
  • the condensate increases the heat loss from the condenser 30 so as to increase the efficiency of the air conditioner.
  • FIGS. 8A, 8B and 9B the heating operation is illustrated.
  • FIG. 8A the evaporator 10 has been moved adjacent to the outdoors along the groove 54 about the upper pivot shaft 92 in a counterclockwise direction.
  • the upper wall 100 has been moved along the rail 53 in a clockwise direction by a clockwise rotation of the traveling shaft 96.
  • the upper wall 100 is disposed adjacent to the indoors.
  • the outdoor air is taken into the air conditioner through the back grill by the rotation of the cross fan 40 and exchanges heat with the evaporator 10.
  • the flow of the air is guided by the wall 100 and is discharged back to the outdoors through the cross fan 40.
  • the heating and cooling are achieved in one system without reversing the flow of the refrigerant in the system. Further, the condensate of the evaporator is used to increase the efficiency of the cooling mode.

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
  • Air-Flow Control Members (AREA)
  • Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
  • Air-Conditioning Room Units, And Self-Contained Units In General (AREA)
US07/951,754 1991-09-27 1992-09-28 Air conditioner Expired - Fee Related US5255532A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR1019910016831A KR940004107B1 (ko) 1991-09-27 1991-09-27 공기조화기의 냉,난방전환장치 및 방법
KR91-16831 1991-09-27
KR91-17826[U] 1991-10-24
KR910017826 1991-10-24

Publications (1)

Publication Number Publication Date
US5255532A true US5255532A (en) 1993-10-26

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ID=26628756

Family Applications (1)

Application Number Title Priority Date Filing Date
US07/951,754 Expired - Fee Related US5255532A (en) 1991-09-27 1992-09-28 Air conditioner

Country Status (5)

Country Link
US (1) US5255532A (enrdf_load_stackoverflow)
EP (1) EP0534805B1 (enrdf_load_stackoverflow)
JP (1) JPH07104010B2 (enrdf_load_stackoverflow)
DE (1) DE69212937T2 (enrdf_load_stackoverflow)
TW (1) TW197492B (enrdf_load_stackoverflow)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015061527A1 (en) * 2013-10-25 2015-04-30 Kooltronic, Inc. Hazardous location heat transfer unit
US20180283704A1 (en) * 2015-12-18 2018-10-04 Mitsubishi Electric Corporation Outdoor unit of refrigeration cycle apparatus
CN108917025A (zh) * 2018-08-20 2018-11-30 珠海格力电器股份有限公司 移动空调
US11085653B2 (en) 2016-10-16 2021-08-10 Premium Home Comfort, Inc. Air conditioner and an air conditioner housing
CN113366264A (zh) * 2019-01-29 2021-09-07 三星电子株式会社 空调器
US11187418B1 (en) * 2019-01-04 2021-11-30 Katerra Inc. HVAC system with modular architecture
US12196463B2 (en) 2020-09-15 2025-01-14 Kova Comfort, Inc. Electronic expansion valve and superheat control in an HVAC system

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5533357A (en) * 1995-02-15 1996-07-09 Carrier Corporation Air conditioning apparatus
AU2003901551A0 (en) * 2003-04-03 2003-05-01 Air-Aroz Pty Ltd Means and method of providing localised cooling
DE10353046A1 (de) * 2003-11-13 2005-06-09 Lessing, Jürgen Kühlvorrichtung, insbesondere zum Kühlen von Kühlräumen
ES2226593B1 (es) * 2004-11-19 2006-04-16 Bsh Electrodomesticos España, S.A. Equipo de aire acondicionado movil.
US7752863B2 (en) 2006-07-03 2010-07-13 Lg Electronics Inc. Air conditioner
ITBO20110687A1 (it) * 2011-12-02 2013-06-03 Giuliano Ungarelli Condizionatore a recupero d'acqua di condensazione e calore
CN210921603U (zh) 2019-11-29 2020-07-03 广东美的制冷设备有限公司 整体式空调
CN111059708A (zh) * 2019-12-06 2020-04-24 珠海格力电器股份有限公司 一种带有旋转显示器的空调器

Citations (4)

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Publication number Priority date Publication date Assignee Title
US3084522A (en) * 1960-06-01 1963-04-09 Whirlpool Co Reverse air cycle air conditioner
US4297855A (en) * 1980-05-21 1981-11-03 General Electric Company Air valve heat pump
US4359876A (en) * 1981-02-17 1982-11-23 General Electric Company Room air conditioner sensor application
JPS6139233A (ja) * 1984-07-27 1986-02-25 Matsushita Electric Ind Co Ltd 金属薄膜型磁気記録媒体の製造法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1454612C3 (de) * 1964-12-09 1974-11-07 Nikolaus 7141 Aldingen Laing Wärmepumpe mit zwei Wärmetauschern und diesen zugeordneten Querstromgebläsen

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3084522A (en) * 1960-06-01 1963-04-09 Whirlpool Co Reverse air cycle air conditioner
US4297855A (en) * 1980-05-21 1981-11-03 General Electric Company Air valve heat pump
US4359876A (en) * 1981-02-17 1982-11-23 General Electric Company Room air conditioner sensor application
JPS6139233A (ja) * 1984-07-27 1986-02-25 Matsushita Electric Ind Co Ltd 金属薄膜型磁気記録媒体の製造法

Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2015061527A1 (en) * 2013-10-25 2015-04-30 Kooltronic, Inc. Hazardous location heat transfer unit
US9157670B2 (en) 2013-10-25 2015-10-13 Kooltronic, Inc. Hazardous location heat transfer unit
US9551520B2 (en) 2013-10-25 2017-01-24 Kooltronic, Inc. Hazardous location heat transfer unit
US9551519B2 (en) 2013-10-25 2017-01-24 Kooltronic, Inc. Hazardous location heat transfer unit
US20180283704A1 (en) * 2015-12-18 2018-10-04 Mitsubishi Electric Corporation Outdoor unit of refrigeration cycle apparatus
US11085653B2 (en) 2016-10-16 2021-08-10 Premium Home Comfort, Inc. Air conditioner and an air conditioner housing
CN108917025A (zh) * 2018-08-20 2018-11-30 珠海格力电器股份有限公司 移动空调
US11187418B1 (en) * 2019-01-04 2021-11-30 Katerra Inc. HVAC system with modular architecture
US11859856B1 (en) * 2019-01-04 2024-01-02 Renu, Inc. HVAC system with single piece body
US12044419B1 (en) 2019-01-04 2024-07-23 Kova Comfort, Inc. HVAC system with coil arrangement in blower unit
CN113366264A (zh) * 2019-01-29 2021-09-07 三星电子株式会社 空调器
EP3896349A4 (en) * 2019-01-29 2022-03-02 Samsung Electronics Co., Ltd. AIR CONDITIONING
US11796193B2 (en) 2019-01-29 2023-10-24 Samsung Electronics Co., Ltd. Air conditioner
US12196463B2 (en) 2020-09-15 2025-01-14 Kova Comfort, Inc. Electronic expansion valve and superheat control in an HVAC system

Also Published As

Publication number Publication date
JPH07104010B2 (ja) 1995-11-08
EP0534805B1 (en) 1996-08-21
DE69212937T2 (de) 1997-02-27
JPH05203189A (ja) 1993-08-10
EP0534805A3 (en) 1993-10-27
EP0534805A2 (en) 1993-03-31
DE69212937D1 (de) 1996-09-26
TW197492B (enrdf_load_stackoverflow) 1993-01-01

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